122+ iOS apps curated and reviewed
The best mass gainer apps on iPhone average 3.8★ across 122+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.8★ (602) | No | Yes | Aug 2026 |
| 2 |  | Free | — | Yes | Yes | May 2026 |
| 3 |  | Free | 4.7★ (579) | Yes | Yes | Aug 2026 |
| 4 |  | Free | 4.6★ (1.3K) | Yes | Yes | Aug 2026 |
| 5 |  | Free | — | Yes | Yes | May 2026 |
| 6 |  | Free | 4.3★ (8) | No | Yes | Aug 2026 |
| 7 |  | Free | 3.5★ (2) | Yes | Yes | May 2026 |
| 8 |  | Free | — | No | Yes | Aug 2026 |
This app provides personalized weekly meal plans and training regimens to help users gain weight and build muscle. It supports various dietary preferences and includes features for tracking progress and managing grocery lists.
Easily track your weight, monitor progress towards your goals, and calculate your BMI. This simple app helps you visualize your journey with graphs and reminders, offering Apple Watch and Health integration for seamless data management.
This app offers a comprehensive program for healthy weight gain and muscle building. It provides personalized 30-day workout plans and meal guidance, adaptable for home or gym use with or without equipment. Track your progress with animated guides and achieve your fitness goals.
This app helps you log workouts quickly and track your progress with detailed charts and muscle recovery insights. It offers an Apple Watch companion for seamless on-wrist logging and custom routine building.
This workout application focuses on maximizing muscle mass gain over a 4-week period. It utilizes heavy compound exercises to intensely train each muscle group multiple times weekly. The program aims to build strength, improve physique, and boost confidence.
This app helps individuals who struggle to gain weight by tracking their calorie intake. It's designed for 'hard gainers' and busy people who need to increase their food consumption to build muscle.
Discover over 50 personalized diet and fitness programs, including Intermittent Fasting and Low Carb. Get nutritionist-created menus, recipes, and home workouts. Track your progress and earn rewards.
This app provides a comprehensive guide for gym and home workouts, covering 10 body parts with offline video demonstrations. It offers various workout plans for different goals, custom routine creation, and helpful fitness calculators and daily tips.
Gain deep insights into your Instagram social presence. Track unfollowers, non-followers, and new followers. Analyze your activity to identify top friends and trending topics in your feed.
This AI-powered nutrition coach helps athletes gain weight and muscle by calculating personalized daily calorie and protein targets. It offers AI meal photo logging, meal suggestions, and progress tracking to support your bulking goals.
Effortlessly track your calorie and protein intake with AI-powered food scanning. Get instant macro analysis by simply pointing your camera at meals. Engage in a gamified experience with rewards and challenges, and benefit from a personal AI nutrition coach.
This guide helps you build muscle and gain mass using only your bodyweight. It focuses on progressively challenging exercises to stimulate muscle growth without the need for weights. Achieve your fitness goals at home with effective bodyweight training.
Track your body measurements like weight, body fat, and BMI with informative visualizations and interpretations. Seamlessly sync your data with Apple Health for a comprehensive overview of your body's changes over time.